Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cwcare.net
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 18:21:52 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-1.mimecast.com: 10
- usb-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 34.168.69.159 ↩ 159.69.168.34.bc.googleusercontent.com
Mail Server IPs
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
alina.ns.cloudflare.com dns.cloudflare.com 2399094139 10000 2400 604800 1800
Primary NS (mname)
alina.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399094139
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
alina.ns.cloudflare.com
kurt.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.salesforce.com ip4:204.80.226.221 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- smartsheet-site-validation=-aO8drBKxT-nqYXf7QTAPSSAd5fztcsS
- SPFv=spf1 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.salesforce.com ip4:204.80.226.221 -all
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